Draper Expert XP1000® quality. This VDE socket set is ideal for hybrid and electric car servicing and maintenance, plus electricians and other trades working on live circuits. Each component is insulated and tested to 10,000V for safe working on live circuits of 1,000V AC and 1,500V DC. There are thirteen 6-point sockets - sizes 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 12, 13, 14mm. The reversible ratchet has a quick-release mechanism and 45-teeth enabling 8° movement. Finally, the set includes three extension bars - 50, 100, 150mm. The sockets and extension bars are forged from chrome vanadium steel, while the ratchet is made from high-quality carbon steel. Supplied inside a sturdy plastic storage case with an integrated handle.